CAG MEDICAL SERVICES INC
NPI 1811222797
Internal Medicine in Naples, FL

Q: What is Cag Medical Services Inc's NPI number?

The NPI number for Cag Medical Services Inc is 1811222797. It was assigned to this organization in the NPPES registry on October 9, 2009.

Q: What is Cag Medical Services Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since October 09, 2009

1415 MARIPOSA CIR, SUITE 204, NAPLES, FL 34105(239) 560-1655(239) 793-3822 Get Directions Write a Review

NPPES record last updated: October 9, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Cag Medical Services Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CAG MEDICAL SERVICES INC (NPI 1811222797) is a healthcare organization registered as an internal medicine in Naples, Florida and active in the NPI registry since October 2009. The organization lists Clifford Alan Greenberg, President, as its authorized official.

NPPES Registry Identity

NPI1811222797

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameCAG MEDICAL SERVICES INC

Location Address1415 MARIPOSA CIR, SUITE 204Naples, FL 34105-7272

Mailing Address1415 Mariposa Cir, Suite 204Naples, FL 34105-7272 · (239) 560-1655 · Fax (239) 793-3822

Phone(239) 560-1655

Fax(239) 793-3822

Organization SubpartNo

Authorized OfficialClifford Alan GreenbergPresident · (239) 560-1655

Enumeration DateOctober 9, 2009

✔ NPI 1811222797 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in FL · ME92387

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

1415 MARIPOSA CIR, Naples, FL 34105

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Other Identifiers 1

OtherME92387FL · Medical License

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cag Medical Services Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Cag Medical Services Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Clifford Greenberg, M.D.

Internal Medicine

NPI 1366476632

13324 POND APPLE DR W
Naples, FL 34119

(239) 560-1655

✔ PECOS✔ Accepts Medicare6.6 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cag Medical Services Inc's NPI number?

The NPI number for Cag Medical Services Inc is 1811222797. It was assigned to this organization in the NPPES registry on October 9, 2009.

Where is Cag Medical Services Inc located?

Cag Medical Services Inc is located at 1415 Mariposa Cir Suite 204, Naples, FL 34105. The listed phone number is (239) 560-1655.

What is Cag Medical Services Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Cag Medical Services Inc enrolled in Medicare?

Yes. Cag Medical Services Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Cag Medical Services Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Cag Medical Services Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Cag Medical Services Inc was last updated on October 9, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.